15 lines
434 B
WebGPU Shading Language
15 lines
434 B
WebGPU Shading Language
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[[block]] struct DrawIndirectArgs {
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vertexCount : atomic<u32>;
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};
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[[group(0), binding(5)]] var<storage, read_write> drawOut : DrawIndirectArgs;
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var<private> cubeVerts : u32 = 0u;
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[[stage(compute)]]
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fn computeMain([[builtin(global_invocation_id)]] global_id : vec3<u32>) {
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// Increment cubeVerts based on some criteria...
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// This fails SPIR-V validation
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let firstVertex : u32 = atomicAdd(&drawOut.vertexCount, cubeVerts);
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}
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